TY  - GEN
AU  - Lenartowicz, E
AU  - Pajchel, J
TI  - Seismic wave propagation in the earth
SN  - 8301054999
U1  - II 26981 
PY  - 1984///
CY  - Warszawa
PB  - PWN-Polish Scientific Publishers
N1  - Cuprinde bibliografie si index
ER  -